Originally released in 1969, Jim O'Connolly's The Valley of Gwangi was brought to life by the creature effects of Ray Harryhausen (Mighty Joe Young, Jason and the Argonauts), and Warner Archive will release an HD remaster for the dinosaur Western on Blu-ray sometime this year.
From Warner Archive: "THE VALLEY OF GWANGI (1969)
NEW 2017 1080p HD REMASTER
BD50
COLOR - 95 Minutes
ORIGINAL ASPECT RATIO - 1.85:1, 16 X 9 WIDESCREEN
DTS HD-Master English 2.0 Mono
English SDHSpecial Features:
Return to the Valley featurette with SFX wizard Ray Harryhausen.
Theatrical Trailer (HD)"
Synopsis (via Blu-ray.com): "The discovery of a midget horse, thought to be fifty million years old, prompts members of a Wild West show to venture into Mexico's Forbidden Valley in search of fame and untold wealth. But they are met by prehistoric monsters, including "Gwangi," a giant dinosaur that decimates their ranks."
Cover art courtesy of Warner Archive: